Hash with chaining representation of the hash table
|key:-bla|len:4|val=8|->NULL
|key:-hmmdump|len:8|val=1|->|key:-subvq|len:6|val=7|->|key:-outlatdir|len:10|val=3|->NULL
|key:-lminmemory|len:11|val=6|->NULL
|key:-lm|len:3|val=4|->NULL
|key:-beam|len:5|val=5|->NULL
The total number of keys =7